openjev-e4b / model /openjev_config.json
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{
"run_name": "e4b-v13",
"model_id": "google/gemma-4-E4B-it",
"seed": 44,
"max_length": 8192,
"head_dim": 384,
"freeze_backbone": false,
"use_lora": true,
"lora_r": 16,
"lora_alpha": 32,
"lora_dropout": 0.0,
"lora_targets": [
"q_proj",
"k_proj",
"v_proj",
"o_proj"
],
"batch_size": 4,
"grad_accum": 4,
"max_updates": 800,
"head_lr": 6e-05,
"lora_lr": 2e-05,
"weight_decay": 0.01,
"grad_clip": 1.0,
"warmup_updates": 30,
"min_lr_ratio": 0.15,
"dataset_sampling_alpha": 0.5,
"dataset_sampling_multipliers": {
"nyu-mll/multi_nli": 1.2,
"alisawuffles/WANLI": 1.35,
"stanfordnlp/snli": 1.1,
"synthetic/nli-haystack": 1.3,
"product-science/xlam-hard": 1.25,
"nvidia/HelpSteer2": 1.6,
"PolyAI/banking77": 0.85,
"Rowan/hellaswag": 0.9,
"cais/mmlu": 1.0,
"google/boolq": 0.9,
"product-science/xlam-function-calling-60k-raw": 0.9,
"nvidia/HelpSteer2-threshold": 1.35
},
"aux_nli": {
"enabled": true,
"loss_weight": 0.2
},
"log_every": 10,
"save_every": 200,
"rolling_window": 30,
"high_loss_ce": 3.0,
"hard_diag_every_micro": 4,
"eval_every": 100,
"eval_max_examples": 1400,
"eval_batch_size": 8,
"selection_metric": "macro_dataset_policy_nll",
"calibration_min_group": 50,
"calibration_prior_strength": 120.0,
"early_stop_min_updates": 400,
"early_stop_patience": 3,
"loss": {
"ce": 1.0,
"brier": 0.15,
"score_emd": 0.4,
"score_expectation": 0.18
},
"model_version": "1.3.2",
"version": "1.6.0",
"seed_run": "artifacts/runs/e4b-v13",
"v142_selection": "hybrid-ce",
"v142_public_benchmark_firewall": true,
"head_type": "hybrid",
"v142_objective": "ce",
"v151_rlcd_like": true,
"v151_seed_run": "artifacts/runs/e4b-v142",
"v151_policy_stage": "head_lora_rlcd",
"v151_selected_policy": "head_lora_rlcd",
"arena_v160": true,
"arena_seed_run": "artifacts/runs/e4b-v151",
"arena_accepted_rounds": 6,
"arena_public_benchmark_firewall": "closed",
"backbone_delta_file": "backbone_delta.pt",
"arena_unfrozen_base_parameter_count": 65,
"base_revision": "ee0ef6023621cff504d758262d4e04895a5af4a2"
}